Hip Orthopaedic Test: Ober's Test

The Hip Ober's Test is a physical examination used to assess the flexibility and functionality of the tensor fasciae latae (TFL) and the iliotibial (IT) band, which are muscles and connective tissues in the hip region.

Here are the steps to perform the Hip Ober's Test:

1. Preparation: The individual lies on their side with the lower leg slightly bent at the knee for support. The tester stands behind the individual.

2. Execution:

   • The tester flexes the hip and knee of the upper leg to a 90-degree angle.
   • While stabilizing the pelvis to prevent movement, the tester then extends and abducts the upper leg.
   • Once in this position, the tester slowly lowers the leg toward the table or floor, allowing it to adduct.

3. Observation: The test is primarily observational. If the IT band or TFL is tight or restricted, the leg will remain suspended or have difficulty lowering towards the table/floor, indicating limited flexibility.

4. Interpretation:

   • A leg that remains suspended or cannot comfortably adduct suggests tightness or restriction in the IT band or TFL.
   • A leg that drops freely to the table/floor indicates normal flexibility.

This test is commonly used in sports medicine and physical therapy to evaluate individuals, particularly athletes, who might experience issues related to tightness or dysfunction in the IT band or TFL. However, it's important to note that this test is just one component of a comprehensive assessment and should be interpreted alongside other clinical findings.

It's recommended to perform this test under the guidance of a healthcare professional or a qualified individual to ensure correct positioning and interpretation of the results.

References:

1. Willett, Gilbert M., et al. "An anatomic investigation of the Ober test." The American journal of sports medicine 44.3 (2016): 696-701.
2. Tyler, Timothy F., et al. "The role of hip muscle function in the treatment of patellofemoral pain syndrome." The American journal of sports medicine 34.4 (2006): 630-636.
3. Scully, MAJ William F., et al. "Injection-induced gluteus muscle contractures: diagnosis with the “reverse Ober test” and surgical management." Journal of Pediatric Orthopaedics 35.2 (2015): 192-198.